<?php

use yii\bootstrap4\Tabs;

?>
<?php
echo Tabs::widget([
    'id' => $this->context->getTabsId(),
    // 'position' => TabsX::POS_ABOVE,
    // 'bordered' => true,
    'encodeLabels' => false,
    'items' => $this->context->getTabItems(),
]);

?>